package com.wwmz.simple.responsibility.password;

/**
 * 课程加密
 * Created by wumz on 2020/9/13 15:58
 */
public class PwdTest {

    public static void main(String[] args) {
        LiveCourse liveCourse = new LiveCourse();
        liveCourse.study("直播课");

        ReplayCourse replayCourse = new ReplayCourse();
        replayCourse.study("录播课");
    }
}
